v0.2.0

Changelog

• 9828ad2 Add --list mode: session listing with time filters and prompt detail
• 34a3370 Change link color to sky cyan (80) to distinguish from glamour heading blue (39)
• 9d81ad7 Add OSC 8 hyperlinks for markdown links in assistant prose
• 924c564 Improve tool render styles: distinct body/args colors; fix think gray